extra_plugins/org.eclipse.papyrus.junit.utils/src/org/eclipse/papyrus/junit/utils/Activator.java

/*****************************************************************************
 * Copyright (c) 2012, 2015 CEA LIST, Christian W. Damus, and others.
 *
 *    
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Vincent Lorenzo (CEA LIST) Vincent.Lorenzo@cea.fr - Initial API and implementation
 *  Christian W. Damus - bug 433206
 *
 *****************************************************************************/
package org.eclipse.papyrus.junit.utils;

import org.eclipse.papyrus.infra.core.log.LogHelper;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
import org.osgi.framework.ServiceReference;
import org.osgi.service.application.ApplicationHandle;

/**
 * The activator class controls the plug-in life cycle
 */
public class Activator extends AbstractUIPlugin {

	// The plug-in ID
	public static final String PLUGIN_ID = "org.eclipse.papyrus.junit.utils"; //$NON-NLS-1$

	// The shared instance
	private static Activator plugin;

	public static LogHelper log;

	private String runningApplicationID;

	/**
	 * The constructor
	 */
	public Activator() {
	}

	@Override
	public void start(BundleContext context) throws Exception {
		super.start(context);
		plugin = this;
		log = new LogHelper(this);

		// Get the running application ID
		ServiceReference<ApplicationHandle> appRef = context.getServiceReference(ApplicationHandle.class);
		if (appRef != null) {
			ApplicationHandle appHandle = context.getService(appRef);
			if (appHandle != null) {
				try {
					runningApplicationID = appHandle.getApplicationDescriptor().getApplicationId();
				} finally {
					context.ungetService(appRef);
				}
			}
		}
	}

	@Override
	public void stop(BundleContext context) throws Exception {
		plugin = null;
		super.stop(context);
	}

	/**
	 * Returns the shared instance
	 * 
	 * @return the shared instance
	 */
	public static Activator getDefault() {
		return plugin;
	}

	public String getRunningApplicationID() {
		return (runningApplicationID == null) ? "" : runningApplicationID; //$NON-NLS-1$
	}

}